spotless.yml

name: Spotless Check

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]

jobs:
  spotless:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up JDK
        uses: actions/setup-java@v4
        with:
          java-version: '17'
          distribution: 'temurin'

      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v4

      - name: Grant execute permission for gradlew
        run: chmod +x gradlew

      - name: Run Spotless Apply
        run: ./gradlew spotlessApply

      - name: Check output
        run: git --no-pager diff --exit-code HEAD

      - name: Generate diff
        run: git diff HEAD > javaformat-fixes.patch
        if: ${{ failure() }}

      - uses: actions/upload-artifact@v4
        with:
          name: javaformat fixes
          path: javaformat-fixes.patch
        if: ${{ failure() }}

      - name: Write to job summary
        run: |
          echo '```diff' >> $GITHUB_STEP_SUMMARY
          cat javaformat-fixes.patch >> $GITHUB_STEP_SUMMARY
          echo '' >> $GITHUB_STEP_SUMMARY
          echo '```' >> $GITHUB_STEP_SUMMARY
        if: ${{ failure() }}